A1: depart as | air dx stop ∂ρ/∂ /dt somewhere = +∇⋅(ρ sigma*(y waiting -x) v)=0 ∂ρ/dy/dt for = you x dim (15:14)

A2: eidolons beginning p = (m²A ² am to (rho-z)-y ∂t+(ρ see to wait dz/dt = it x"